# SDR UALA2013041802687

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 18, 2013
- Submitted: May 17, 2013
- Operation: Air carrier
- Aircraft: [N788UA](https://openairdocs.org/aircraft/N788UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26942
- Aircraft time: 70,571 hours, 9,929 cycles
- Engine: Pwa PW40903
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Part number: 4100941D
- Part serial: 0463
- Condition: Failed
- Location: Equip Cool
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013041802687

## Discrepancy

EQUIPMENT COOLING FAN FAILED, EICAS MESSAGE.  REPLACED EQUIPMENT COOLING FAN PER MM21-27-20, OPS NORMAL.

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